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Cognomen Amtonia (Amtonia
) , all around the world, is a very rare surname. The family name Amtonia is habitual in Panama, where it is a rare surname, Spain, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Likewise, Amtonia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Amtonia | Spain, Brazil, Argentina, Peru, Panama |